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I defaulted on my overdraft and car loan
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And this is the way to convince the lenders in a landing section to give you a loan. I'm sure that everybody will fight to take your offer.
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I have no idea what to do as all I know is tattooing an have done for 8 years now
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This is usually what happens when you "live the artist life" and don't give a shit about saving and preparing for the future. Now don't expect that others just give you their hard earned money for free.
If you want a loan, provide valid collateral, just like everybody else. If you don't have it, than this is not the place for you to ask for a loan.